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Fractionation

Fractionation-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Cleansing system for a feed composition based on environmental factors
Uop Llc
November 09, 2017 - N°20170323038

A cleansing system for improving operation of a petrochemical plant or refinery. The petrochemical plant or refinery may include a fractionation column, a condenser, and a pump. Equipment, such as condensers, receivers, reboilers, feed exchangerss, and pumps may be divided into subsections. Temperatures, pressures, flows, and other plant operations may be used for optimizing plant performance. A cleansing unit performs ...
Catalytic cracking fractionation and absorption stabilization system, and energy saving method thereof
Pei-yang National Distillation Technology Corporation Limited
November 09, 2017 - N°20170321132

The present invention provides a catalytic cracking fractionation and absorption-stabilization system, and energy saving method thereof; the present invention is to arrange a waste heat refrigerator of the main fractionating tower, a waste heat refrigerator of rich gas and a waste heat refrigerator of stabilizer in a catalytic cracking fractionation and absorption-stabilization system so as to utilize low temperature waste ...
Modified ethylene polymer, adhesive resin composition, laminate, and use thereof
Mitsui Chemicals, Inc.
November 09, 2017 - N°20170321092

A modified ethylene polymer having high fuel barrier property and excellent adhesion and mechanical strength, and also uses thereof are provided. The modified ethylene polymer, in which at least part of the ethylene polymer is graft-modified with an unsaturated carboxylic acid or a derivative thereof, has a graft modification of 0. 15% by weight to 0. 40% by weight, and has an elution amount ...
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Mild fractionation of functional isolates derived from grains and oilseeds
Napiferyn Biotech Sp. Z O.o
November 09, 2017 - N°20170318834

The present invention relates to a process of extracting native proteins from vegetable source materials such as oil-seeds, legumes and grains. Native proteins mentioned in this invention are present in the source material in their non-denatured state, i. E. With their functional properties relevant to application in food industry like solubility preserved and not compromised by processing conditions. Source materials ...
Evaluating petrochemical plant errors to determine equipment changes for optimized operations
Napiferyn Biotech Sp. Z O.o
November 02, 2017 - N°20170315543

A chemical plant or refinery may include process equipment, such as, for example, pumps, compressors, heat exchangers, fired heaters, control valves, fractionation columns, and reactors. Performance monitoring equipment may monitor the process equipment for one or more factors, such as temperature, pressure, feed flow, product flow, density, and specific composition. Monitoring to detect and diagnose operational errors or inefficiencies may ...
Processing and use of fluids of the reproductive tract for improving the in vitro production ...
Napiferyn Biotech Sp. Z O.o
November 02, 2017 - N°20170313966

Processing and use of fluids from the reproductive tract (biofluids) to improve the in vitro production of mammalian embryos comprising the following steps: a) fractionation and processing of biofluids through a sorting, purification, lyophilization and subsequent storage; b) a method of sperm capacitation in a culture medium supplemented with biofluids; c) in vitro fertilization in a medium enriched with biofluids ...
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Process for the fractionation of essential oils
Sensient Flavors Ltd
October 26, 2017 - N°20170306262

A method for modifying the composition of essential oils to be used as such or as ingredients for flavour and fragrance formulations, the process using carbon dioxide and suitable solvents in combination with specific supports; flavours and fragrances containing ingredients produced by the method and applications using the flavours and fragrances.
Methods to determine the distribution profiles of circulating micrornas
The Regents Of The University Of California
October 05, 2017 - N°20170284975

The disclosure provides methods for rapid fractionation of circulating rnas based on the type of carriers they locate in. The disclosure further provides that the methods of the disclosure can be used for diagnosing a disorder in a subject by identifying specific microrna biomarkers associated with that disorder.
High pressure hydrofinishing for lubricant base oil production
Exxonmobil Research And Engineering Company
October 05, 2017 - N°20170283716

Systems and methods are provided for catalytic hydroprocessing to form lubricant base oils. The methods can include performing high pressure hydrofinishing after fractionating the hydrotreated and/or hydrocracked and/or dewaxed effluent. Performing hydrofinishing after fractionation can allow the high hydrogen pressure for hydrofinishing to be used on one or more lubricant base oil fractions that are desirable for high ...
Methods for fractionation of lubricant feeds
Exxonmobil Research And Engineering Company
October 05, 2017 - N°20170283711

Systems and methods are provided for the fractionation of lubricant feeds. A lubricant feed can be introduced into a vacuum distillation tower having a reduced pressure and a reduced or minimized water vapor partial pressure. The lubricant feed can be separated into a plurality of lubricant boiling range products. The can allow an overlap in boiling ranges of one or ...
Methods and apparatuses for phenol fractionation in a single dividing wall column
Uop Llc
October 05, 2017 - N°20170283350

This present disclosure relates to processes and apparatuses for use of a single dividing wall distillation column for phenol fractionation. More specifically, the present disclosure relates to processes and apparatuses for phenol fractionation by combining crude acetone column and cumene-ams column into a single dividing wall distillation column. The proper allocation of steam or water injection, chemical treatment reactor and ...
Process and apparatus for hydrotreating stripped overhead naphtha
Uop Llc
September 28, 2017 - N°20170275541

An apparatus and process for hydrodesulfurizing hydroprocessed naphtha from an overhead stream of a product fractionation column and/or from an overhead stream of a product stripping column in which an overhead stream may be condensed and fed to a post treat hydrodesulfurization reactor. Hydrogen may be supplied from an upstream separator for separating the hydroprocessed stream. Accordingly, naphtha may ...
Process and apparatus for hydrotreating fractionated overhead naphtha
Uop Llc
September 28, 2017 - N°20170275540

An apparatus and process for hydrodesulfurizing hydroprocessed naphtha from an overhead stream of a product fractionation column and/or from an overhead stream of a product stripping column in which an overhead stream may be condensed and fed to a post treat hydrodesulfurization reactor. Hydrogen may be supplied from an upstream separator for separating the hydroprocessed stream. Accordingly, naphtha may ...
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Improved process for the preparation of immunoglobulin g (igg)
Bio Products Laboratory Limited
August 31, 2017 - N°20170247433

The present invention is directed to processes for extracting igg from an unused waste precipitate produced during normal plasma fractionation processes via a separate fractionation process, thereby increasing the overall yield of igg from blood plasma.
Device for the fractionation of objects and fractionation method
Stem Sel S.r.l.
August 24, 2017 - N°20170241959

The present invention relates to a device and a method for dynamic fractionation of a dispersed phase in a fluid. The device comprises a fractionation channel and from a first to a third injection ports. A first and a second confining fluids are injectable through the first and second injection ports, respectively. An elution fluid for transporting the dispersed phase ...
Production of high quality diesel fuel and lubricant from high boiling aromatic carbonaceous material
Haldor Topsøes A/s
August 24, 2017 - N°20170240820

A broad embodiment of the present disclosure relates to a process for removal of at least 20%, 40% or 80% of the aromatics content of the fraction boiling above 190° c. From a heavy hydrocarbonaceous feedstock comprising at least 30 wt % aromatics, at least 3000 wt ppm nitrogen and at least 0. 5 wt % oxygen said method being carried out in a single stage in which no ...
Methods for isolating endogenous nucleic acids from subcellular compartments without fractionation
President And Fellows Of Harvard College
August 10, 2017 - N°20170227531

Methods of determining subcellular localization of nucleic acids, including rna and dna are described. In particular, the invention relates to a method combining proximity-specific labeling with crosslinking of nucleic acids to proteins and sequencing to identify nucleic acids within or near a particular subcellular compartment in vivo.
Process for preparing a high purity fischer-tropsch gasoil fraction
Shell Oil Company
August 03, 2017 - N°20170218282

The present invention provides a process for preparing fischer-tropsch gasoil fraction, comprising: a) providing a fischer-tropsch-derived gasoil feedstock containing one or more contaminants; b) providing the fischer-tropsch-derived gasoil feedstock to a pretreatment zone to be pretreated to remove at least part of the one or more contaminants in the fischer-tropsch-derived gasoil feedstock; c) retrieving from the pretreatment zone a purified ...
Olefin-based polymer
Lg Chem, Ltd.
August 03, 2017 - N°20170218105

The present invention relates to an olefin-based polymer exhibiting a single peak when analyzed by gel permeation chromatography (gpc), and having three elution temperatures te1, te2 and te3 when measuring temperature rising elution fractionation (tref) at a temperature ranging from −20° c. To 120° c. Accordingly, the olefin-based polymer having excellent mechanical strength, and in particular, significantly improved impact ...
Process for fractionating hydrocarbon feeds using a device comprising switchable bottom zones
Ifp Energies Nouvelles
July 27, 2017 - N°20170210998

The invention concerns a process for fractionating hydrocarbon feeds employing at least one fractionation zone provided with separation contact means, and at least two switchable bottom zones which can be connected to the bottom of the fractionation zone in a manner such that at least a first of the bottom zones operates with said fractionation zone, in alternation, for a ...
Process for recovering processing liquids from streams containing alkaline earth metal salts
Ccr Technologies, Ltd.
July 20, 2017 - N°20170203229

A process for recovering processing liquids from a feed stream which contains processing fluid, water, and at least one alkaline earth metal cation. The process includes reacting at least one alkaline earth metal cation with a suitable anion to form a substantially water-insoluble salt precipitate, the precipitate being formed in one of a fractionation column having a forced recycle loop ...
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